Scytonema guyanense Bornet & Flahault (1888: 94)

Da Anunciação, Raylane R., Paulino, Jonatas M., Moura, Ariadne N., Iv, H. Dail Laughinghouse & Gama, Watson A., 2024, Morphometric Characterization And The First Taxonomic Synthesis Of Terrestrial Cyanobacteria From The Atlantic Forest In Northeastern Brazil, Phytotaxa 646 (1), pp. 1-31 : 20

publication ID

https://doi.org/ 10.11646/phytotaxa.646.1.1

DOI

https://doi.org/10.5281/zenodo.13213896

persistent identifier

https://treatment.plazi.org/id/8A0B8B74-8868-FF92-FF5E-4DE8CA56F919

treatment provided by

Felipe

scientific name

Scytonema guyanense Bornet & Flahault (1888: 94)
status

 

Scytonema guyanense Bornet & Flahault (1888: 94) View in CoL ( Fig. 13A–C View FIGURE 13 ).

Filaments entangled, 13.20–54 µm wide. Sheath firm, 1.3–2.64 µm wide, non-lamellated or with 1 lamella, slightly ornate, hyaline to brown. Trichomes cylindrical, false geminate or single branched, constricted or not. Cells cylindrical isodiametric or short, 6.16–15.61 µm wide, 3.94–14.29 µm long, ratio l/w = 0.70. Cell content homogenous, pale green. Heterocyte cylindrical, isodiametric, elliptical, or short, 12.3–17.57 µm wide, 4.75–19.88 µm long, in intercalary position. Necridia present. Hormogonia constricted, with intercalary elliptical heterocyte, cell sub-quadratic to short.

Habitat: —Soil covered by moss.

Studied material: — PEUFR 55791

PEUFR

Universidade Federal Rural de Pernambuco

Kingdom

Bacteria

Phylum

Cyanobacteria

Class

Cyanophyceae

Order

Nostocales

Family

Scytonemataceae

Genus

Scytonema

Loc

Scytonema guyanense Bornet & Flahault (1888: 94)

Da Anunciação, Raylane R., Paulino, Jonatas M., Moura, Ariadne N., Iv, H. Dail Laughinghouse & Gama, Watson A. 2024
2024
Loc

Scytonema guyanense

Bornet, E. & Flahault, C. 1888: )
1888
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